Supplier Price Ethyl Silicate Cas 11099-06-2
Ethyl silicate, also known as tetraethyl orthosilicate, tetraethyl silicate and tetraethoxysilane, has a molecular formula of Si (OC2H5) 4, a colorless transparent liquid with a special odor. Relative density 0.933, melting point - 77 ℃, boiling point 166.5 ℃, freezing point - 77 ℃, viscosity 0.00179Pa · s [0.0179P (20 ℃)], refractive index 1.3837 (20 ℃). It is stable in the presence of no water, decomposes into ethanol and silicic acid in the presence of water, becomes turbid in moist air, clarifies after standing, and precipitates silicic acid, which is soluble in alcohol, ether and other organic solvents.
|
ITEM |
STANDARD |
RESULT |
|
Appearance |
Colorless or pale yellow liquid |
Conform |
|
Color |
≤15 |
10 |
|
Specific Gravity at 25°C, g/cm3 |
1.040-1.070 |
1.056 |
|
Chloride |
≤20ppm |
3ppm |
|
SiO2 Content |
38-42% |
40.82% |
Ethyl silicate can be used as insulating material, coating, zinc powder coating adhesive, optical glass treatment agent, coagulant, organic silicon solvent and investment casting adhesive for electronic industry, and to manufacture model box for metal investment casting; After the complete hydrolysis of ethyl silicate, extremely fine silica powder is produced, which is used to produce phosphor; Used for organic synthesis, soluble silicon preparation, catalyst preparation and regeneration; It is also used as a crosslinking agent and intermediate for the production of polysiloxane.
200L DRUM,IBC DRUM or requirement of clients. Keep it away from light at a temperature below 25℃.
Ethyl Silicate Cas 11099-06-2
